Fresh off a big win in Florida, the billionaire spoke fondly about the establishment figures, both of whom had recently been in touch -- though not to offer their endorsements.

"Paul Ryan called me, tremendous call," Trump said during remarks at his Mar-a-Lago club in Palm Beach. "I spoke with Mitch McConnell today, we had a great conversation. The fact is, we have to bring our party together."

The language might have come as a surprise to McConnell, who told reporters earlier in the day he contacted Trump with a request to dial down the heat at his events.

"I took the opportunity to recommend to him that no matter who may be triggering these violent expressions or conflicts that we've seen in some of these rallies, it might be a good idea to condemn that and discourage it no matter what the source of it is," the Senate majority leader said at a news conference.

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Ryan on Monday told WRJN, a Wisconsin outlet, that candidates "need to take responsibility for the environment at their rallies," calling the recent rash of violence at Trump's campaign events "very concerning."

For his part, the GOP front-runner has accused Bernie Sanders supporters of ginning up anger and unrest.